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Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2022

Share Based Compensation Arrangement By Share Based Payment Award [Line Items]

Stock-based Compensation Expense

Total estimated stock-based compensation expense for employees and non-employees, related to all of the Company’s stock-based awards, was as follows:

		Three Months Ended								Nine Months Ended
		September 30,								September 30,
		2022				2021				2022				2021
		(in thousands)
Cost of revenue		$	146			$	(105	)		$	268			$	382
Selling and marketing			581				415				1,518				1,192
Research and development			395				329				1,068				926
General and administrative			1,086				859				2,921				2,725
Total stock-based compensation		$	2,208			$	1,498			$	5,775			$	5,225

Stock Activity and Total Number of Shares Available for Grant

The following table presents the stock activity and the total number of shares available for grant as of September 30, 2022:

		(in thousands)
Balance at December 31, 2021			998
Options Cancelled			51
Restricted Stock Granted			(491	)
Restricted Stock Forfeited			100
Performance Shares Unearned			7
Performance Shares Granted			(167	)
Balance at September 30, 2022			498

Stock Option Activity

		Options Outstanding
		Number of Shares Underlying Outstanding Options				Weighted- Average Exercise Price				Weighted- Average Remaining Contractual Term				Aggregate Intrinsic Value
										(in years)
Outstanding at December 31, 2021			1,739,240			$	7.72				7.02			$	25,542,823
Options Granted			-				-
Options Exercised			(85,429	)			7.32
Options Forfeited			(51,038	)			9.32
Outstanding at September 30, 2022			1,602,773			$	7.69				6.17			$	2,138,611
Vested and expected to vest at September 30, 2022			1,593,677			$	7.76				6.16			$	2,133,249
Exercisable at September 30, 2022			1,213,781			$	7.46				5.79			$	1,950,309

Restricted stock awards

Share Based Compensation Arrangement By Share Based Payment Award [Line Items]

Restricted Stock Activity

		Shares				Weighted Average Grant Date Fair Value Per Share
Nonvested restricted stock at December 31, 2021			788,454			$	16.81
Granted			491,173				21.04
Vested			(275,229	)			16.06
Shares forfeited			(100,315	)			19.97
Nonvested restricted stock at September 30, 2022			904,083			$	18.99

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